<select name="{$field}" class="form-control">
    {notempty name="nodata"}
    <option value="">{$nodata}</option>
    {/notempty}
    {notempty name="select"}
    {foreach $select as $item}
    <option value="{$item.skey}" {eq name="value" value="$item['skey']"}selected{/eq}>{$item.svalue}</option>
    {/foreach}
    {/notempty}
</select>